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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * -----------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * RelativeDateFormat.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * -----------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2006-2008, by Object Refinery Limited and Contributors.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   Michael Siemer;<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes:<a name="line.35"></a>
<span class="sourceLineNo">036</span> * --------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 01-Nov-2006 : Version 1 (DG);<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 23-Nov-2006 : Added argument checks, updated equals(), added clone() and<a name="line.38"></a>
<span class="sourceLineNo">039</span> *               hashCode() (DG);<a name="line.39"></a>
<span class="sourceLineNo">040</span> * 15-Feb-2008 : Applied patch 1873328 by Michael Siemer, with minor<a name="line.40"></a>
<span class="sourceLineNo">041</span> *               modifications (DG);<a name="line.41"></a>
<span class="sourceLineNo">042</span> * 01-Sep-2008 : Added new fields for hour and minute formatting, based on<a name="line.42"></a>
<span class="sourceLineNo">043</span> *               patch 2033092 (DG);<a name="line.43"></a>
<span class="sourceLineNo">044</span> *<a name="line.44"></a>
<span class="sourceLineNo">045</span> */<a name="line.45"></a>
<span class="sourceLineNo">046</span><a name="line.46"></a>
<span class="sourceLineNo">047</span>package org.jfree.chart.util;<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span>import java.text.DateFormat;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import java.text.DecimalFormat;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import java.text.FieldPosition;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import java.text.NumberFormat;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import java.text.ParsePosition;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import java.util.Calendar;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import java.util.Date;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import java.util.GregorianCalendar;<a name="line.56"></a>
<span class="sourceLineNo">057</span><a name="line.57"></a>
<span class="sourceLineNo">058</span>/**<a name="line.58"></a>
<span class="sourceLineNo">059</span> * A formatter that formats dates to show the elapsed time relative to some<a name="line.59"></a>
<span class="sourceLineNo">060</span> * base date.<a name="line.60"></a>
<span class="sourceLineNo">061</span> *<a name="line.61"></a>
<span class="sourceLineNo">062</span> * @since 1.0.3<a name="line.62"></a>
<span class="sourceLineNo">063</span> */<a name="line.63"></a>
<span class="sourceLineNo">064</span>public class RelativeDateFormat extends DateFormat {<a name="line.64"></a>
<span class="sourceLineNo">065</span><a name="line.65"></a>
<span class="sourceLineNo">066</span>    /** The base milliseconds for the elapsed time calculation. */<a name="line.66"></a>
<span class="sourceLineNo">067</span>    private long baseMillis;<a name="line.67"></a>
<span class="sourceLineNo">068</span><a name="line.68"></a>
<span class="sourceLineNo">069</span>    /**<a name="line.69"></a>
<span class="sourceLineNo">070</span>     * A flag that controls whether or not a zero day count is displayed.<a name="line.70"></a>
<span class="sourceLineNo">071</span>     */<a name="line.71"></a>
<span class="sourceLineNo">072</span>    private boolean showZeroDays;<a name="line.72"></a>
<span class="sourceLineNo">073</span><a name="line.73"></a>
<span class="sourceLineNo">074</span>    /**<a name="line.74"></a>
<span class="sourceLineNo">075</span>     * A flag that controls whether or not a zero hour count is displayed.<a name="line.75"></a>
<span class="sourceLineNo">076</span>     *<a name="line.76"></a>
<span class="sourceLineNo">077</span>     * @since 1.0.10<a name="line.77"></a>
<span class="sourceLineNo">078</span>     */<a name="line.78"></a>
<span class="sourceLineNo">079</span>    private boolean showZeroHours;<a name="line.79"></a>
<span class="sourceLineNo">080</span><a name="line.80"></a>
<span class="sourceLineNo">081</span>    /**<a name="line.81"></a>
<span class="sourceLineNo">082</span>     * A formatter for the day count (most likely not critical until the<a name="line.82"></a>
<span class="sourceLineNo">083</span>     * day count exceeds 999).<a name="line.83"></a>
<span class="sourceLineNo">084</span>     */<a name="line.84"></a>
<span class="sourceLineNo">085</span>    private NumberFormat dayFormatter;<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span>    /**<a name="line.87"></a>
<span class="sourceLineNo">088</span>     * A prefix prepended to the start of the format if the relative date is<a name="line.88"></a>
<span class="sourceLineNo">089</span>     * positive.<a name="line.89"></a>
<span class="sourceLineNo">090</span>     *<a name="line.90"></a>
<span class="sourceLineNo">091</span>     * @since 1.0.10<a name="line.91"></a>
<span class="sourceLineNo">092</span>     */<a name="line.92"></a>
<span class="sourceLineNo">093</span>    private String positivePrefix;<a name="line.93"></a>
<span class="sourceLineNo">094</span><a name="line.94"></a>
<span class="sourceLineNo">095</span>    /**<a name="line.95"></a>
<span class="sourceLineNo">096</span>     * A string appended after the day count.<a name="line.96"></a>
<span class="sourceLineNo">097</span>     */<a name="line.97"></a>
<span class="sourceLineNo">098</span>    private String daySuffix;<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span>    /**<a name="line.100"></a>
<span class="sourceLineNo">101</span>     * A formatter for the hours.<a name="line.101"></a>
<span class="sourceLineNo">102</span>     *<a name="line.102"></a>
<span class="sourceLineNo">103</span>     * @since 1.0.11<a name="line.103"></a>
<span class="sourceLineNo">104</span>     */<a name="line.104"></a>
<span class="sourceLineNo">105</span>    private NumberFormat hourFormatter;<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span>    /**<a name="line.107"></a>
<span class="sourceLineNo">108</span>     * A string appended after the hours.<a name="line.108"></a>
<span class="sourceLineNo">109</span>     */<a name="line.109"></a>
<span class="sourceLineNo">110</span>    private String hourSuffix;<a name="line.110"></a>
<span class="sourceLineNo">111</span><a name="line.111"></a>
<span class="sourceLineNo">112</span>    /**<a name="line.112"></a>
<span class="sourceLineNo">113</span>     * A formatter for the minutes.<a name="line.113"></a>
<span class="sourceLineNo">114</span>     *<a name="line.114"></a>
<span class="sourceLineNo">115</span>     * @since 1.0.11<a name="line.115"></a>
<span class="sourceLineNo">116</span>     */<a name="line.116"></a>
<span class="sourceLineNo">117</span>    private NumberFormat minuteFormatter;<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span>    /**<a name="line.119"></a>
<span class="sourceLineNo">120</span>     * A string appended after the minutes.<a name="line.120"></a>
<span class="sourceLineNo">121</span>     */<a name="line.121"></a>
<span class="sourceLineNo">122</span>    private String minuteSuffix;<a name="line.122"></a>
<span class="sourceLineNo">123</span><a name="line.123"></a>
<span class="sourceLineNo">124</span>    /**<a name="line.124"></a>
<span class="sourceLineNo">125</span>     * A formatter for the seconds (and milliseconds).<a name="line.125"></a>
<span class="sourceLineNo">126</span>     */<a name="line.126"></a>
<span class="sourceLineNo">127</span>    private NumberFormat secondFormatter;<a name="line.127"></a>
<span class="sourceLineNo">128</span><a name="line.128"></a>
<span class="sourceLineNo">129</span>    /**<a name="line.129"></a>
<span class="sourceLineNo">130</span>     * A string appended after the seconds.<a name="line.130"></a>
<span class="sourceLineNo">131</span>     */<a name="line.131"></a>
<span class="sourceLineNo">132</span>    private String secondSuffix;<a name="line.132"></a>
<span class="sourceLineNo">133</span><a name="line.133"></a>
<span class="sourceLineNo">134</span>    /**<a name="line.134"></a>
<span class="sourceLineNo">135</span>     * A constant for the number of milliseconds in one hour.<a name="line.135"></a>
<span class="sourceLineNo">136</span>     */<a name="line.136"></a>
<span class="sourceLineNo">137</span>    private static long MILLISECONDS_IN_ONE_HOUR = 60 * 60 * 1000L;<a name="line.137"></a>
<span class="sourceLineNo">138</span><a name="line.138"></a>
<span class="sourceLineNo">139</span>    /**<a name="line.139"></a>
<span class="sourceLineNo">140</span>     * A constant for the number of milliseconds in one day.<a name="line.140"></a>
<span class="sourceLineNo">141</span>     */<a name="line.141"></a>
<span class="sourceLineNo">142</span>    private static long MILLISECONDS_IN_ONE_DAY = 24 * MILLISECONDS_IN_ONE_HOUR;<a name="line.142"></a>
<span class="sourceLineNo">143</span><a name="line.143"></a>
<span class="sourceLineNo">144</span>    /**<a name="line.144"></a>
<span class="sourceLineNo">145</span>     * Creates a new instance with base milliseconds set to zero.<a name="line.145"></a>
<span class="sourceLineNo">146</span>     */<a name="line.146"></a>
<span class="sourceLineNo">147</span>    public RelativeDateFormat() {<a name="line.147"></a>
<span class="sourceLineNo">148</span>        this(0L);<a name="line.148"></a>
<span class="sourceLineNo">149</span>    }<a name="line.149"></a>
<span class="sourceLineNo">150</span><a name="line.150"></a>
<span class="sourceLineNo">151</span>    /**<a name="line.151"></a>
<span class="sourceLineNo">152</span>     * Creates a new instance.<a name="line.152"></a>
<span class="sourceLineNo">153</span>     *<a name="line.153"></a>
<span class="sourceLineNo">154</span>     * @param time  the date/time (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.154"></a>
<span class="sourceLineNo">155</span>     */<a name="line.155"></a>
<span class="sourceLineNo">156</span>    public RelativeDateFormat(Date time) {<a name="line.156"></a>
<span class="sourceLineNo">157</span>        this(time.getTime());<a name="line.157"></a>
<span class="sourceLineNo">158</span>    }<a name="line.158"></a>
<span class="sourceLineNo">159</span><a name="line.159"></a>
<span class="sourceLineNo">160</span>    /**<a name="line.160"></a>
<span class="sourceLineNo">161</span>     * Creates a new instance.<a name="line.161"></a>
<span class="sourceLineNo">162</span>     *<a name="line.162"></a>
<span class="sourceLineNo">163</span>     * @param baseMillis  the time zone (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.163"></a>
<span class="sourceLineNo">164</span>     */<a name="line.164"></a>
<span class="sourceLineNo">165</span>    public RelativeDateFormat(long baseMillis) {<a name="line.165"></a>
<span class="sourceLineNo">166</span>        super();<a name="line.166"></a>
<span class="sourceLineNo">167</span>        this.baseMillis = baseMillis;<a name="line.167"></a>
<span class="sourceLineNo">168</span>        this.showZeroDays = false;<a name="line.168"></a>
<span class="sourceLineNo">169</span>        this.showZeroHours = true;<a name="line.169"></a>
<span class="sourceLineNo">170</span>        this.positivePrefix = "";<a name="line.170"></a>
<span class="sourceLineNo">171</span>        this.dayFormatter = NumberFormat.getNumberInstance();<a name="line.171"></a>
<span class="sourceLineNo">172</span>        this.daySuffix = "d";<a name="line.172"></a>
<span class="sourceLineNo">173</span>        this.hourFormatter = NumberFormat.getNumberInstance();<a name="line.173"></a>
<span class="sourceLineNo">174</span>        this.hourSuffix = "h";<a name="line.174"></a>
<span class="sourceLineNo">175</span>        this.minuteFormatter = NumberFormat.getNumberInstance();<a name="line.175"></a>
<span class="sourceLineNo">176</span>        this.minuteSuffix = "m";<a name="line.176"></a>
<span class="sourceLineNo">177</span>        this.secondFormatter = NumberFormat.getNumberInstance();<a name="line.177"></a>
<span class="sourceLineNo">178</span>        this.secondFormatter.setMaximumFractionDigits(3);<a name="line.178"></a>
<span class="sourceLineNo">179</span>        this.secondFormatter.setMinimumFractionDigits(3);<a name="line.179"></a>
<span class="sourceLineNo">180</span>        this.secondSuffix = "s";<a name="line.180"></a>
<span class="sourceLineNo">181</span><a name="line.181"></a>
<span class="sourceLineNo">182</span>        // we don't use the calendar or numberFormat fields, but equals(Object)<a name="line.182"></a>
<span class="sourceLineNo">183</span>        // is failing without them being non-null<a name="line.183"></a>
<span class="sourceLineNo">184</span>        this.calendar = new GregorianCalendar();<a name="line.184"></a>
<span class="sourceLineNo">185</span>        this.numberFormat = new DecimalFormat("0");<a name="line.185"></a>
<span class="sourceLineNo">186</span>    }<a name="line.186"></a>
<span class="sourceLineNo">187</span><a name="line.187"></a>
<span class="sourceLineNo">188</span>    /**<a name="line.188"></a>
<span class="sourceLineNo">189</span>     * Returns the base date/time used to calculate the elapsed time for<a name="line.189"></a>
<span class="sourceLineNo">190</span>     * display.<a name="line.190"></a>
<span class="sourceLineNo">191</span>     *<a name="line.191"></a>
<span class="sourceLineNo">192</span>     * @return The base date/time in milliseconds since 1-Jan-1970.<a name="line.192"></a>
<span class="sourceLineNo">193</span>     *<a name="line.193"></a>
<span class="sourceLineNo">194</span>     * @see #setBaseMillis(long)<a name="line.194"></a>
<span class="sourceLineNo">195</span>     */<a name="line.195"></a>
<span class="sourceLineNo">196</span>    public long getBaseMillis() {<a name="line.196"></a>
<span class="sourceLineNo">197</span>        return this.baseMillis;<a name="line.197"></a>
<span class="sourceLineNo">198</span>    }<a name="line.198"></a>
<span class="sourceLineNo">199</span><a name="line.199"></a>
<span class="sourceLineNo">200</span>    /**<a name="line.200"></a>
<span class="sourceLineNo">201</span>     * Sets the base date/time used to calculate the elapsed time for display.<a name="line.201"></a>
<span class="sourceLineNo">202</span>     * This should be specified in milliseconds using the same encoding as<a name="line.202"></a>
<span class="sourceLineNo">203</span>     * &lt;code&gt;java.util.Date&lt;/code&gt;.<a name="line.203"></a>
<span class="sourceLineNo">204</span>     *<a name="line.204"></a>
<span class="sourceLineNo">205</span>     * @param baseMillis  the base date/time in milliseconds.<a name="line.205"></a>
<span class="sourceLineNo">206</span>     *<a name="line.206"></a>
<span class="sourceLineNo">207</span>     * @see #getBaseMillis()<a name="line.207"></a>
<span class="sourceLineNo">208</span>     */<a name="line.208"></a>
<span class="sourceLineNo">209</span>    public void setBaseMillis(long baseMillis) {<a name="line.209"></a>
<span class="sourceLineNo">210</span>        this.baseMillis = baseMillis;<a name="line.210"></a>
<span class="sourceLineNo">211</span>    }<a name="line.211"></a>
<span class="sourceLineNo">212</span><a name="line.212"></a>
<span class="sourceLineNo">213</span>    /**<a name="line.213"></a>
<span class="sourceLineNo">214</span>     * Returns the flag that controls whether or not zero day counts are<a name="line.214"></a>
<span class="sourceLineNo">215</span>     * shown in the formatted output.<a name="line.215"></a>
<span class="sourceLineNo">216</span>     *<a name="line.216"></a>
<span class="sourceLineNo">217</span>     * @return The flag.<a name="line.217"></a>
<span class="sourceLineNo">218</span>     *<a name="line.218"></a>
<span class="sourceLineNo">219</span>     * @see #setShowZeroDays(boolean)<a name="line.219"></a>
<span class="sourceLineNo">220</span>     */<a name="line.220"></a>
<span class="sourceLineNo">221</span>    public boolean getShowZeroDays() {<a name="line.221"></a>
<span class="sourceLineNo">222</span>        return this.showZeroDays;<a name="line.222"></a>
<span class="sourceLineNo">223</span>    }<a name="line.223"></a>
<span class="sourceLineNo">224</span><a name="line.224"></a>
<span class="sourceLineNo">225</span>    /**<a name="line.225"></a>
<span class="sourceLineNo">226</span>     * Sets the flag that controls whether or not zero day counts are shown<a name="line.226"></a>
<span class="sourceLineNo">227</span>     * in the formatted output.<a name="line.227"></a>
<span class="sourceLineNo">228</span>     *<a name="line.228"></a>
<span class="sourceLineNo">229</span>     * @param show  the flag.<a name="line.229"></a>
<span class="sourceLineNo">230</span>     *<a name="line.230"></a>
<span class="sourceLineNo">231</span>     * @see #getShowZeroDays()<a name="line.231"></a>
<span class="sourceLineNo">232</span>     */<a name="line.232"></a>
<span class="sourceLineNo">233</span>    public void setShowZeroDays(boolean show) {<a name="line.233"></a>
<span class="sourceLineNo">234</span>        this.showZeroDays = show;<a name="line.234"></a>
<span class="sourceLineNo">235</span>    }<a name="line.235"></a>
<span class="sourceLineNo">236</span><a name="line.236"></a>
<span class="sourceLineNo">237</span>    /**<a name="line.237"></a>
<span class="sourceLineNo">238</span>     * Returns the flag that controls whether or not zero hour counts are<a name="line.238"></a>
<span class="sourceLineNo">239</span>     * shown in the formatted output.<a name="line.239"></a>
<span class="sourceLineNo">240</span>     *<a name="line.240"></a>
<span class="sourceLineNo">241</span>     * @return The flag.<a name="line.241"></a>
<span class="sourceLineNo">242</span>     *<a name="line.242"></a>
<span class="sourceLineNo">243</span>     * @see #setShowZeroHours(boolean)<a name="line.243"></a>
<span class="sourceLineNo">244</span>     *<a name="line.244"></a>
<span class="sourceLineNo">245</span>     * @since 1.0.10<a name="line.245"></a>
<span class="sourceLineNo">246</span>     */<a name="line.246"></a>
<span class="sourceLineNo">247</span>    public boolean getShowZeroHours() {<a name="line.247"></a>
<span class="sourceLineNo">248</span>        return this.showZeroHours;<a name="line.248"></a>
<span class="sourceLineNo">249</span>    }<a name="line.249"></a>
<span class="sourceLineNo">250</span><a name="line.250"></a>
<span class="sourceLineNo">251</span>    /**<a name="line.251"></a>
<span class="sourceLineNo">252</span>     * Sets the flag that controls whether or not zero hour counts are shown<a name="line.252"></a>
<span class="sourceLineNo">253</span>     * in the formatted output.<a name="line.253"></a>
<span class="sourceLineNo">254</span>     *<a name="line.254"></a>
<span class="sourceLineNo">255</span>     * @param show  the flag.<a name="line.255"></a>
<span class="sourceLineNo">256</span>     *<a name="line.256"></a>
<span class="sourceLineNo">257</span>     * @see #getShowZeroHours()<a name="line.257"></a>
<span class="sourceLineNo">258</span>     *<a name="line.258"></a>
<span class="sourceLineNo">259</span>     * @since 1.0.10<a name="line.259"></a>
<span class="sourceLineNo">260</span>     */<a name="line.260"></a>
<span class="sourceLineNo">261</span>    public void setShowZeroHours(boolean show) {<a name="line.261"></a>
<span class="sourceLineNo">262</span>        this.showZeroHours = show;<a name="line.262"></a>
<span class="sourceLineNo">263</span>    }<a name="line.263"></a>
<span class="sourceLineNo">264</span><a name="line.264"></a>
<span class="sourceLineNo">265</span>    /**<a name="line.265"></a>
<span class="sourceLineNo">266</span>     * Returns the string that is prepended to the format if the relative time<a name="line.266"></a>
<span class="sourceLineNo">267</span>     * is positive.<a name="line.267"></a>
<span class="sourceLineNo">268</span>     *<a name="line.268"></a>
<span class="sourceLineNo">269</span>     * @return The string (never &lt;code&gt;null&lt;/code&gt;).<a name="line.269"></a>
<span class="sourceLineNo">270</span>     *<a name="line.270"></a>
<span class="sourceLineNo">271</span>     * @see #setPositivePrefix(String)<a name="line.271"></a>
<span class="sourceLineNo">272</span>     *<a name="line.272"></a>
<span class="sourceLineNo">273</span>     * @since 1.0.10<a name="line.273"></a>
<span class="sourceLineNo">274</span>     */<a name="line.274"></a>
<span class="sourceLineNo">275</span>    public String getPositivePrefix() {<a name="line.275"></a>
<span class="sourceLineNo">276</span>        return this.positivePrefix;<a name="line.276"></a>
<span class="sourceLineNo">277</span>    }<a name="line.277"></a>
<span class="sourceLineNo">278</span><a name="line.278"></a>
<span class="sourceLineNo">279</span>    /**<a name="line.279"></a>
<span class="sourceLineNo">280</span>     * Sets the string that is prepended to the format if the relative time is<a name="line.280"></a>
<span class="sourceLineNo">281</span>     * positive.<a name="line.281"></a>
<span class="sourceLineNo">282</span>     *<a name="line.282"></a>
<span class="sourceLineNo">283</span>     * @param prefix  the prefix (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.283"></a>
<span class="sourceLineNo">284</span>     *<a name="line.284"></a>
<span class="sourceLineNo">285</span>     * @see #getPositivePrefix()<a name="line.285"></a>
<span class="sourceLineNo">286</span>     *<a name="line.286"></a>
<span class="sourceLineNo">287</span>     * @since 1.0.10<a name="line.287"></a>
<span class="sourceLineNo">288</span>     */<a name="line.288"></a>
<span class="sourceLineNo">289</span>    public void setPositivePrefix(String prefix) {<a name="line.289"></a>
<span class="sourceLineNo">290</span>        if (prefix == null) {<a name="line.290"></a>
<span class="sourceLineNo">291</span>            throw new IllegalArgumentException("Null 'prefix' argument.");<a name="line.291"></a>
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<span class="sourceLineNo">294</span>    }<a name="line.294"></a>
<span class="sourceLineNo">295</span><a name="line.295"></a>
<span class="sourceLineNo">296</span>    /**<a name="line.296"></a>
<span class="sourceLineNo">297</span>     * Sets the formatter for the days.<a name="line.297"></a>
<span class="sourceLineNo">298</span>     *<a name="line.298"></a>
<span class="sourceLineNo">299</span>     * @param formatter  the formatter (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.299"></a>
<span class="sourceLineNo">300</span>     *<a name="line.300"></a>
<span class="sourceLineNo">301</span>     * @since 1.0.11<a name="line.301"></a>
<span class="sourceLineNo">302</span>     */<a name="line.302"></a>
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<span class="sourceLineNo">305</span>            throw new IllegalArgumentException("Null 'formatter' argument.");<a name="line.305"></a>
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<span class="sourceLineNo">307</span>        this.dayFormatter = formatter;<a name="line.307"></a>
<span class="sourceLineNo">308</span>    }<a name="line.308"></a>
<span class="sourceLineNo">309</span><a name="line.309"></a>
<span class="sourceLineNo">310</span>    /**<a name="line.310"></a>
<span class="sourceLineNo">311</span>     * Returns the string that is appended to the day count.<a name="line.311"></a>
<span class="sourceLineNo">312</span>     *<a name="line.312"></a>
<span class="sourceLineNo">313</span>     * @return The string.<a name="line.313"></a>
<span class="sourceLineNo">314</span>     *<a name="line.314"></a>
<span class="sourceLineNo">315</span>     * @see #setDaySuffix(String)<a name="line.315"></a>
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<span class="sourceLineNo">320</span><a name="line.320"></a>
<span class="sourceLineNo">321</span>    /**<a name="line.321"></a>
<span class="sourceLineNo">322</span>     * Sets the string that is appended to the day count.<a name="line.322"></a>
<span class="sourceLineNo">323</span>     *<a name="line.323"></a>
<span class="sourceLineNo">324</span>     * @param suffix  the suffix (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.324"></a>
<span class="sourceLineNo">325</span>     *<a name="line.325"></a>
<span class="sourceLineNo">326</span>     * @see #getDaySuffix()<a name="line.326"></a>
<span class="sourceLineNo">327</span>     */<a name="line.327"></a>
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<span class="sourceLineNo">329</span>        if (suffix == null) {<a name="line.329"></a>
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<span class="sourceLineNo">334</span><a name="line.334"></a>
<span class="sourceLineNo">335</span>    /**<a name="line.335"></a>
<span class="sourceLineNo">336</span>     * Sets the formatter for the hours.<a name="line.336"></a>
<span class="sourceLineNo">337</span>     *<a name="line.337"></a>
<span class="sourceLineNo">338</span>     * @param formatter  the formatter (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.338"></a>
<span class="sourceLineNo">339</span>     *<a name="line.339"></a>
<span class="sourceLineNo">340</span>     * @since 1.0.11<a name="line.340"></a>
<span class="sourceLineNo">341</span>     */<a name="line.341"></a>
<span class="sourceLineNo">342</span>    public void setHourFormatter(NumberFormat formatter) {<a name="line.342"></a>
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<span class="sourceLineNo">344</span>            throw new IllegalArgumentException("Null 'formatter' argument.");<a name="line.344"></a>
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<span class="sourceLineNo">347</span>    }<a name="line.347"></a>
<span class="sourceLineNo">348</span><a name="line.348"></a>
<span class="sourceLineNo">349</span>    /**<a name="line.349"></a>
<span class="sourceLineNo">350</span>     * Returns the string that is appended to the hour count.<a name="line.350"></a>
<span class="sourceLineNo">351</span>     *<a name="line.351"></a>
<span class="sourceLineNo">352</span>     * @return The string.<a name="line.352"></a>
<span class="sourceLineNo">353</span>     *<a name="line.353"></a>
<span class="sourceLineNo">354</span>     * @see #setHourSuffix(String)<a name="line.354"></a>
<span class="sourceLineNo">355</span>     */<a name="line.355"></a>
<span class="sourceLineNo">356</span>    public String getHourSuffix() {<a name="line.356"></a>
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<span class="sourceLineNo">359</span><a name="line.359"></a>
<span class="sourceLineNo">360</span>    /**<a name="line.360"></a>
<span class="sourceLineNo">361</span>     * Sets the string that is appended to the hour count.<a name="line.361"></a>
<span class="sourceLineNo">362</span>     *<a name="line.362"></a>
<span class="sourceLineNo">363</span>     * @param suffix  the suffix (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.363"></a>
<span class="sourceLineNo">364</span>     *<a name="line.364"></a>
<span class="sourceLineNo">365</span>     * @see #getHourSuffix()<a name="line.365"></a>
<span class="sourceLineNo">366</span>     */<a name="line.366"></a>
<span class="sourceLineNo">367</span>    public void setHourSuffix(String suffix) {<a name="line.367"></a>
<span class="sourceLineNo">368</span>        if (suffix == null) {<a name="line.368"></a>
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<span class="sourceLineNo">373</span><a name="line.373"></a>
<span class="sourceLineNo">374</span>    /**<a name="line.374"></a>
<span class="sourceLineNo">375</span>     * Sets the formatter for the minutes.<a name="line.375"></a>
<span class="sourceLineNo">376</span>     *<a name="line.376"></a>
<span class="sourceLineNo">377</span>     * @param formatter  the formatter (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.377"></a>
<span class="sourceLineNo">378</span>     *<a name="line.378"></a>
<span class="sourceLineNo">379</span>     * @since 1.0.11<a name="line.379"></a>
<span class="sourceLineNo">380</span>     */<a name="line.380"></a>
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<span class="sourceLineNo">383</span>            throw new IllegalArgumentException("Null 'formatter' argument.");<a name="line.383"></a>
<span class="sourceLineNo">384</span>        }<a name="line.384"></a>
<span class="sourceLineNo">385</span>        this.minuteFormatter = formatter;<a name="line.385"></a>
<span class="sourceLineNo">386</span>    }<a name="line.386"></a>
<span class="sourceLineNo">387</span><a name="line.387"></a>
<span class="sourceLineNo">388</span>    /**<a name="line.388"></a>
<span class="sourceLineNo">389</span>     * Returns the string that is appended to the minute count.<a name="line.389"></a>
<span class="sourceLineNo">390</span>     *<a name="line.390"></a>
<span class="sourceLineNo">391</span>     * @return The string.<a name="line.391"></a>
<span class="sourceLineNo">392</span>     *<a name="line.392"></a>
<span class="sourceLineNo">393</span>     * @see #setMinuteSuffix(String)<a name="line.393"></a>
<span class="sourceLineNo">394</span>     */<a name="line.394"></a>
<span class="sourceLineNo">395</span>    public String getMinuteSuffix() {<a name="line.395"></a>
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<span class="sourceLineNo">398</span><a name="line.398"></a>
<span class="sourceLineNo">399</span>    /**<a name="line.399"></a>
<span class="sourceLineNo">400</span>     * Sets the string that is appended to the minute count.<a name="line.400"></a>
<span class="sourceLineNo">401</span>     *<a name="line.401"></a>
<span class="sourceLineNo">402</span>     * @param suffix  the suffix (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.402"></a>
<span class="sourceLineNo">403</span>     *<a name="line.403"></a>
<span class="sourceLineNo">404</span>     * @see #getMinuteSuffix()<a name="line.404"></a>
<span class="sourceLineNo">405</span>     */<a name="line.405"></a>
<span class="sourceLineNo">406</span>    public void setMinuteSuffix(String suffix) {<a name="line.406"></a>
<span class="sourceLineNo">407</span>        if (suffix == null) {<a name="line.407"></a>
<span class="sourceLineNo">408</span>            throw new IllegalArgumentException("Null 'suffix' argument.");<a name="line.408"></a>
<span class="sourceLineNo">409</span>        }<a name="line.409"></a>
<span class="sourceLineNo">410</span>        this.minuteSuffix = suffix;<a name="line.410"></a>
<span class="sourceLineNo">411</span>    }<a name="line.411"></a>
<span class="sourceLineNo">412</span><a name="line.412"></a>
<span class="sourceLineNo">413</span>    /**<a name="line.413"></a>
<span class="sourceLineNo">414</span>     * Returns the string that is appended to the second count.<a name="line.414"></a>
<span class="sourceLineNo">415</span>     *<a name="line.415"></a>
<span class="sourceLineNo">416</span>     * @return The string.<a name="line.416"></a>
<span class="sourceLineNo">417</span>     *<a name="line.417"></a>
<span class="sourceLineNo">418</span>     * @see #setSecondSuffix(String)<a name="line.418"></a>
<span class="sourceLineNo">419</span>     */<a name="line.419"></a>
<span class="sourceLineNo">420</span>    public String getSecondSuffix() {<a name="line.420"></a>
<span class="sourceLineNo">421</span>        return this.secondSuffix;<a name="line.421"></a>
<span class="sourceLineNo">422</span>    }<a name="line.422"></a>
<span class="sourceLineNo">423</span><a name="line.423"></a>
<span class="sourceLineNo">424</span>    /**<a name="line.424"></a>
<span class="sourceLineNo">425</span>     * Sets the string that is appended to the second count.<a name="line.425"></a>
<span class="sourceLineNo">426</span>     *<a name="line.426"></a>
<span class="sourceLineNo">427</span>     * @param suffix  the suffix (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.427"></a>
<span class="sourceLineNo">428</span>     *<a name="line.428"></a>
<span class="sourceLineNo">429</span>     * @see #getSecondSuffix()<a name="line.429"></a>
<span class="sourceLineNo">430</span>     */<a name="line.430"></a>
<span class="sourceLineNo">431</span>    public void setSecondSuffix(String suffix) {<a name="line.431"></a>
<span class="sourceLineNo">432</span>        if (suffix == null) {<a name="line.432"></a>
<span class="sourceLineNo">433</span>            throw new IllegalArgumentException("Null 'suffix' argument.");<a name="line.433"></a>
<span class="sourceLineNo">434</span>        }<a name="line.434"></a>
<span class="sourceLineNo">435</span>        this.secondSuffix = suffix;<a name="line.435"></a>
<span class="sourceLineNo">436</span>    }<a name="line.436"></a>
<span class="sourceLineNo">437</span><a name="line.437"></a>
<span class="sourceLineNo">438</span>    /**<a name="line.438"></a>
<span class="sourceLineNo">439</span>     * Sets the formatter for the seconds and milliseconds.<a name="line.439"></a>
<span class="sourceLineNo">440</span>     *<a name="line.440"></a>
<span class="sourceLineNo">441</span>     * @param formatter  the formatter (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.441"></a>
<span class="sourceLineNo">442</span>     */<a name="line.442"></a>
<span class="sourceLineNo">443</span>    public void setSecondFormatter(NumberFormat formatter) {<a name="line.443"></a>
<span class="sourceLineNo">444</span>        if (formatter == null) {<a name="line.444"></a>
<span class="sourceLineNo">445</span>            throw new IllegalArgumentException("Null 'formatter' argument.");<a name="line.445"></a>
<span class="sourceLineNo">446</span>        }<a name="line.446"></a>
<span class="sourceLineNo">447</span>        this.secondFormatter = formatter;<a name="line.447"></a>
<span class="sourceLineNo">448</span>    }<a name="line.448"></a>
<span class="sourceLineNo">449</span><a name="line.449"></a>
<span class="sourceLineNo">450</span>    /**<a name="line.450"></a>
<span class="sourceLineNo">451</span>     * Formats the given date as the amount of elapsed time (relative to the<a name="line.451"></a>
<span class="sourceLineNo">452</span>     * base date specified in the constructor).<a name="line.452"></a>
<span class="sourceLineNo">453</span>     *<a name="line.453"></a>
<span class="sourceLineNo">454</span>     * @param date  the date.<a name="line.454"></a>
<span class="sourceLineNo">455</span>     * @param toAppendTo  the string buffer.<a name="line.455"></a>
<span class="sourceLineNo">456</span>     * @param fieldPosition  the field position.<a name="line.456"></a>
<span class="sourceLineNo">457</span>     *<a name="line.457"></a>
<span class="sourceLineNo">458</span>     * @return The formatted date.<a name="line.458"></a>
<span class="sourceLineNo">459</span>     */<a name="line.459"></a>
<span class="sourceLineNo">460</span>    public StringBuffer format(Date date, StringBuffer toAppendTo,<a name="line.460"></a>
<span class="sourceLineNo">461</span>                               FieldPosition fieldPosition) {<a name="line.461"></a>
<span class="sourceLineNo">462</span>        long currentMillis = date.getTime();<a name="line.462"></a>
<span class="sourceLineNo">463</span>        long elapsed = currentMillis - this.baseMillis;<a name="line.463"></a>
<span class="sourceLineNo">464</span>        String signPrefix;<a name="line.464"></a>
<span class="sourceLineNo">465</span>        if (elapsed &lt; 0) {<a name="line.465"></a>
<span class="sourceLineNo">466</span>            elapsed *= -1L;<a name="line.466"></a>
<span class="sourceLineNo">467</span>            signPrefix = "-";<a name="line.467"></a>
<span class="sourceLineNo">468</span>        }<a name="line.468"></a>
<span class="sourceLineNo">469</span>        else {<a name="line.469"></a>
<span class="sourceLineNo">470</span>            signPrefix = this.positivePrefix;<a name="line.470"></a>
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<span class="sourceLineNo">472</span><a name="line.472"></a>
<span class="sourceLineNo">473</span>        long days = elapsed / MILLISECONDS_IN_ONE_DAY;<a name="line.473"></a>
<span class="sourceLineNo">474</span>        elapsed = elapsed - (days * MILLISECONDS_IN_ONE_DAY);<a name="line.474"></a>
<span class="sourceLineNo">475</span>        long hours = elapsed / MILLISECONDS_IN_ONE_HOUR;<a name="line.475"></a>
<span class="sourceLineNo">476</span>        elapsed = elapsed - (hours * MILLISECONDS_IN_ONE_HOUR);<a name="line.476"></a>
<span class="sourceLineNo">477</span>        long minutes = elapsed / 60000L;<a name="line.477"></a>
<span class="sourceLineNo">478</span>        elapsed = elapsed - (minutes * 60000L);<a name="line.478"></a>
<span class="sourceLineNo">479</span>        double seconds = elapsed / 1000.0;<a name="line.479"></a>
<span class="sourceLineNo">480</span><a name="line.480"></a>
<span class="sourceLineNo">481</span>        toAppendTo.append(signPrefix);<a name="line.481"></a>
<span class="sourceLineNo">482</span>        if (days != 0 || this.showZeroDays) {<a name="line.482"></a>
<span class="sourceLineNo">483</span>            toAppendTo.append(this.dayFormatter.format(days) + getDaySuffix());<a name="line.483"></a>
<span class="sourceLineNo">484</span>        }<a name="line.484"></a>
<span class="sourceLineNo">485</span>        if (hours != 0 || this.showZeroHours) {<a name="line.485"></a>
<span class="sourceLineNo">486</span>            toAppendTo.append(this.hourFormatter.format(hours)<a name="line.486"></a>
<span class="sourceLineNo">487</span>                    + getHourSuffix());<a name="line.487"></a>
<span class="sourceLineNo">488</span>        }<a name="line.488"></a>
<span class="sourceLineNo">489</span>        toAppendTo.append(this.minuteFormatter.format(minutes)<a name="line.489"></a>
<span class="sourceLineNo">490</span>                + getMinuteSuffix());<a name="line.490"></a>
<span class="sourceLineNo">491</span>        toAppendTo.append(this.secondFormatter.format(seconds)<a name="line.491"></a>
<span class="sourceLineNo">492</span>                + getSecondSuffix());<a name="line.492"></a>
<span class="sourceLineNo">493</span>        return toAppendTo;<a name="line.493"></a>
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<span class="sourceLineNo">495</span><a name="line.495"></a>
<span class="sourceLineNo">496</span>    /**<a name="line.496"></a>
<span class="sourceLineNo">497</span>     * Parses the given string (not implemented).<a name="line.497"></a>
<span class="sourceLineNo">498</span>     *<a name="line.498"></a>
<span class="sourceLineNo">499</span>     * @param source  the date string.<a name="line.499"></a>
<span class="sourceLineNo">500</span>     * @param pos  the parse position.<a name="line.500"></a>
<span class="sourceLineNo">501</span>     *<a name="line.501"></a>
<span class="sourceLineNo">502</span>     * @return &lt;code&gt;null&lt;/code&gt;, as this method has not been implemented.<a name="line.502"></a>
<span class="sourceLineNo">503</span>     */<a name="line.503"></a>
<span class="sourceLineNo">504</span>    public Date parse(String source, ParsePosition pos) {<a name="line.504"></a>
<span class="sourceLineNo">505</span>        return null;<a name="line.505"></a>
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<span class="sourceLineNo">507</span><a name="line.507"></a>
<span class="sourceLineNo">508</span>    /**<a name="line.508"></a>
<span class="sourceLineNo">509</span>     * Tests this formatter for equality with an arbitrary object.<a name="line.509"></a>
<span class="sourceLineNo">510</span>     *<a name="line.510"></a>
<span class="sourceLineNo">511</span>     * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.511"></a>
<span class="sourceLineNo">512</span>     *<a name="line.512"></a>
<span class="sourceLineNo">513</span>     * @return A boolean.<a name="line.513"></a>
<span class="sourceLineNo">514</span>     */<a name="line.514"></a>
<span class="sourceLineNo">515</span>    public boolean equals(Object obj) {<a name="line.515"></a>
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<span class="sourceLineNo">519</span>        if (!(obj instanceof RelativeDateFormat)) {<a name="line.519"></a>
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<span class="sourceLineNo">521</span>        }<a name="line.521"></a>
<span class="sourceLineNo">522</span>        if (!super.equals(obj)) {<a name="line.522"></a>
<span class="sourceLineNo">523</span>            return false;<a name="line.523"></a>
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<span class="sourceLineNo">525</span>        RelativeDateFormat that = (RelativeDateFormat) obj;<a name="line.525"></a>
<span class="sourceLineNo">526</span>        if (this.baseMillis != that.baseMillis) {<a name="line.526"></a>
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<span class="sourceLineNo">595</span>    /**<a name="line.595"></a>
<span class="sourceLineNo">596</span>     * Some test code.<a name="line.596"></a>
<span class="sourceLineNo">597</span>     *<a name="line.597"></a>
<span class="sourceLineNo">598</span>     * @param args  ignored.<a name="line.598"></a>
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<span class="sourceLineNo">602</span>        GregorianCalendar c1 = new GregorianCalendar(2006, 10, 1, 11, 37, 43);<a name="line.602"></a>
<span class="sourceLineNo">603</span>        c1.set(Calendar.MILLISECOND, 123);<a name="line.603"></a>
<span class="sourceLineNo">604</span><a name="line.604"></a>
<span class="sourceLineNo">605</span>        System.out.println("Default: ");<a name="line.605"></a>
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<span class="sourceLineNo">608</span>        System.out.println();<a name="line.608"></a>
<span class="sourceLineNo">609</span><a name="line.609"></a>
<span class="sourceLineNo">610</span>        System.out.println("Hide milliseconds: ");<a name="line.610"></a>
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<span class="sourceLineNo">613</span>        System.out.println();<a name="line.613"></a>
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<span class="sourceLineNo">615</span>        System.out.println("Show zero day output: ");<a name="line.615"></a>
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<span class="sourceLineNo">618</span>        System.out.println();<a name="line.618"></a>
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<span class="sourceLineNo">620</span>        System.out.println("Alternative suffixes: ");<a name="line.620"></a>
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<span class="sourceLineNo">622</span>        rdf.setDaySuffix(":");<a name="line.622"></a>
<span class="sourceLineNo">623</span>        rdf.setHourSuffix(":");<a name="line.623"></a>
<span class="sourceLineNo">624</span>        rdf.setMinuteSuffix(":");<a name="line.624"></a>
<span class="sourceLineNo">625</span>        rdf.setSecondSuffix("");<a name="line.625"></a>
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<span class="sourceLineNo">627</span>        System.out.println();<a name="line.627"></a>
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<span class="sourceLineNo">629</span>}<a name="line.629"></a>




























































</pre>
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